Major Competitive Exams MCQ & Objective Questions
Major Competitive Exams play a crucial role in shaping the academic and professional futures of students in India. These exams not only assess knowledge but also test problem-solving skills and time management. Practicing MCQs and objective questions is essential for scoring better, as they help in familiarizing students with the exam format and identifying important questions that frequently appear in tests.
What You Will Practise Here
Key concepts and theories related to major subjects
Important formulas and their applications
Definitions of critical terms and terminologies
Diagrams and illustrations to enhance understanding
Practice questions that mirror actual exam patterns
Strategies for solving objective questions efficiently
Time management techniques for competitive exams
Exam Relevance
The topics covered under Major Competitive Exams are integral to various examinations such as CBSE, State Boards, NEET, and JEE. Students can expect to encounter a mix of conceptual and application-based questions that require a solid understanding of the subjects. Common question patterns include multiple-choice questions that test both knowledge and analytical skills, making it essential to be well-prepared with practice MCQs.
Common Mistakes Students Make
Rushing through questions without reading them carefully
Overlooking the negative marking scheme in MCQs
Confusing similar concepts or terms
Neglecting to review previous years’ question papers
Failing to manage time effectively during the exam
FAQs
Question: How can I improve my performance in Major Competitive Exams?Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.
Question: What types of questions should I focus on for these exams?Answer: Concentrate on important Major Competitive Exams questions that frequently appear in past papers and mock tests.
Question: Are there specific strategies for tackling objective questions?Answer: Yes, practicing under timed conditions and reviewing mistakes can help develop effective strategies.
Start your journey towards success by solving practice MCQs today! Test your understanding and build confidence for your upcoming exams. Remember, consistent practice is the key to mastering Major Competitive Exams!
Q. What is the primary function of the ribosomes? (2019)
A.
Energy production
B.
Protein synthesis
C.
Lipid synthesis
D.
DNA replication
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Solution
Ribosomes are responsible for protein synthesis by translating messenger RNA into polypeptide chains.
Correct Answer:
B
— Protein synthesis
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Q. What is the primary function of the root system in flowering plants? (2020)
A.
Photosynthesis
B.
Anchorage and absorption of water
C.
Reproduction
D.
Storage of food
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Solution
The primary function of the root system is to anchor the plant and absorb water and nutrients from the soil.
Correct Answer:
B
— Anchorage and absorption of water
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Q. What is the primary function of the rough endoplasmic reticulum? (2019)
A.
Lipid synthesis
B.
Protein synthesis
C.
Energy production
D.
Cell division
Show solution
Solution
The rough endoplasmic reticulum is studded with ribosomes and is primarily involved in the synthesis of proteins.
Correct Answer:
B
— Protein synthesis
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Q. What is the primary function of the skeletal system in locomotion? (2019)
A.
A. To produce blood cells
B.
B. To store minerals
C.
C. To provide a framework for muscle attachment
D.
D. To protect internal organs
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Solution
The primary function of the skeletal system in locomotion is to provide a framework for muscle attachment, enabling movement.
Correct Answer:
C
— C. To provide a framework for muscle attachment
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Q. What is the primary function of the skeletal system? (2021)
A.
Movement
B.
Protection of organs
C.
Mineral storage
D.
All of the above
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Solution
The skeletal system serves multiple functions including movement, protection of vital organs, and mineral storage.
Correct Answer:
D
— All of the above
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Q. What is the primary function of the small intestine in digestion? (2020)
A.
Absorption of nutrients
B.
Mechanical digestion
C.
Chemical digestion
D.
Storage of food
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Solution
The primary function of the small intestine is the absorption of nutrients from digested food.
Correct Answer:
A
— Absorption of nutrients
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Q. What is the primary function of the style in a flower? (2023)
A.
Support the anther
B.
Connect stigma to ovary
C.
Attract pollinators
D.
Protect ovules
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Solution
The style connects the stigma to the ovary, allowing pollen to travel to the ovules.
Correct Answer:
B
— Connect stigma to ovary
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Q. What is the primary function of the surfactant in the alveoli? (2019)
A.
Increase surface tension
B.
Decrease surface tension
C.
Facilitate gas exchange
D.
Prevent infection
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Solution
Surfactant reduces surface tension in the alveoli, preventing their collapse and aiding in gas exchange.
Correct Answer:
B
— Decrease surface tension
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Q. What is the primary function of thyroid hormones? (2022)
A.
Regulate metabolism
B.
Control blood pressure
C.
Stimulate growth
D.
Manage stress response
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Solution
Thyroid hormones, primarily thyroxine (T4) and triiodothyronine (T3), are crucial for regulating metabolism in the body.
Correct Answer:
A
— Regulate metabolism
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Q. What is the primary function of white blood cells? (2022)
A.
Transporting oxygen
B.
Clotting blood
C.
Fighting infections
D.
Transporting nutrients
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Solution
White blood cells are part of the immune system and are primarily responsible for fighting infections and foreign invaders.
Correct Answer:
C
— Fighting infections
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Q. What is the primary gas found in the Earth's atmosphere? (2023)
A.
Oxygen
B.
Carbon Dioxide
C.
Nitrogen
D.
Hydrogen
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Solution
Nitrogen makes up about 78% of the Earth's atmosphere, making it the primary gas.
Correct Answer:
C
— Nitrogen
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Q. What is the primary gas in the Earth's atmosphere? (2022)
A.
Oxygen
B.
Nitrogen
C.
Carbon Dioxide
D.
Hydrogen
Show solution
Solution
Nitrogen makes up about 78% of the Earth's atmosphere, making it the primary gas.
Correct Answer:
B
— Nitrogen
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Q. What is the primary gas responsible for the greenhouse effect? (2023)
A.
Oxygen
B.
Nitrogen
C.
Carbon Dioxide
D.
Hydrogen
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Solution
Carbon Dioxide is the primary gas responsible for the greenhouse effect.
Correct Answer:
C
— Carbon Dioxide
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Q. What is the primary goal of a government budget? (2022)
A.
To balance the budget
B.
To maximize GDP
C.
To control inflation
D.
To allocate resources effectively
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Solution
The primary goal of a government budget is to allocate resources effectively to meet the needs of the economy and its citizens.
Correct Answer:
D
— To allocate resources effectively
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Q. What is the primary goal of conservation biology?
A.
Increase biodiversity
B.
Reduce pollution
C.
Promote urban development
D.
Enhance agriculture
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Solution
The primary goal of conservation biology is to increase and protect biodiversity.
Correct Answer:
A
— Increase biodiversity
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Q. What is the primary goal of economic policy? (2023)
A.
Maximizing profits
B.
Ensuring equity
C.
Promoting growth
D.
Reducing unemployment
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Solution
The primary goal of economic policy is to promote growth, which leads to improved living standards and economic stability.
Correct Answer:
C
— Promoting growth
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Q. What is the primary goal of effective resource allocation in an organization?
A.
To minimize costs at all times.
B.
To maximize the output and efficiency of resources.
C.
To ensure equal distribution of resources among all departments.
D.
To maintain a balance between fixed and variable costs.
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Solution
The primary goal of effective resource allocation is to maximize output and efficiency, making option 1 the correct choice.
Correct Answer:
B
— To maximize the output and efficiency of resources.
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Q. What is the primary goal of gene therapy? (2021)
A.
To clone organisms
B.
To replace defective genes
C.
To produce vaccines
D.
To enhance crop traits
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Solution
The primary goal of gene therapy is to replace defective genes in order to treat or prevent diseases.
Correct Answer:
B
— To replace defective genes
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Q. What is the primary goal of monetary policy? (2021)
A.
To control inflation
B.
To increase government spending
C.
To reduce taxes
D.
To promote exports
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Solution
The primary goal of monetary policy is to control inflation by managing the money supply and interest rates.
Correct Answer:
A
— To control inflation
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Q. What is the primary goal of resource allocation in an organization?
A.
To ensure all departments receive equal funding.
B.
To maximize the overall efficiency and effectiveness of resource use.
C.
To minimize costs across all operations.
D.
To prioritize projects based on employee preferences.
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Solution
The main goal of resource allocation is to maximize efficiency and effectiveness, thus option 1 is correct.
Correct Answer:
B
— To maximize the overall efficiency and effectiveness of resource use.
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Q. What is the primary goal of resource allocation in economic terms? (2023)
A.
To ensure equal distribution of wealth
B.
To maximize the utility of resources
C.
To minimize production costs
D.
To eliminate waste in resource usage
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Solution
The primary goal of resource allocation is to maximize the utility of resources, ensuring that they are used in the most effective way possible.
Correct Answer:
B
— To maximize the utility of resources
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Q. What is the primary goal of resource allocation in economics? (2023)
A.
To ensure equal distribution of wealth.
B.
To maximize the efficiency of resource use.
C.
To minimize production costs.
D.
To eliminate competition in the market.
Show solution
Solution
The primary goal of resource allocation is to maximize the efficiency of resource use, thus option 1 is correct.
Correct Answer:
B
— To maximize the efficiency of resource use.
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Q. What is the primary goal of resource allocation in project management?
A.
To minimize costs regardless of project outcomes.
B.
To ensure that resources are distributed evenly among all tasks.
C.
To maximize the efficiency and effectiveness of resource use.
D.
To allocate resources based on personal preferences of team members.
Show solution
Solution
The primary goal of resource allocation in project management is to maximize the efficiency and effectiveness of resource use, making option 2 correct.
Correct Answer:
C
— To maximize the efficiency and effectiveness of resource use.
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Q. What is the primary goal of sustainable development? (2023)
A.
Maximizing economic growth
B.
Preserving natural resources for future generations
C.
Increasing industrial output
D.
Reducing population growth
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Solution
The primary goal of sustainable development is to meet the needs of the present without compromising the ability of future generations to meet their own needs.
Correct Answer:
B
— Preserving natural resources for future generations
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Q. What is the primary goal of synthetic biology, a subfield of biotechnology? (2010)
A.
To create new biological parts and systems
B.
To enhance traditional breeding techniques
C.
To study ancient biotechnological practices
D.
To improve food security
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Solution
The primary goal of synthetic biology is to create new biological parts and systems, enabling the design and construction of new biological functions.
Correct Answer:
A
— To create new biological parts and systems
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Q. What is the primary goal of the 'Atmanirbhar Bharat' initiative launched by the Indian government in 2020?
A.
Promote foreign investment
B.
Enhance self-reliance in the economy
C.
Increase exports
D.
Reduce imports
Show solution
Solution
'Atmanirbhar Bharat' aims to enhance self-reliance in the Indian economy.
Correct Answer:
B
— Enhance self-reliance in the economy
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Q. What is the primary greenhouse gas emitted through human activities?
A.
Carbon Dioxide
B.
Methane
C.
Nitrous Oxide
D.
Ozone
Show solution
Solution
Carbon Dioxide (CO2) is the primary greenhouse gas emitted through human activities, particularly from the burning of fossil fuels.
Correct Answer:
A
— Carbon Dioxide
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Q. What is the primary intermolecular force present in gases?
A.
Hydrogen bonding
B.
Dipole-dipole interactions
C.
London dispersion forces
D.
Ionic bonding
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Solution
London dispersion forces are the primary intermolecular forces in gases, as they are weak and allow for greater movement.
Correct Answer:
C
— London dispersion forces
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Q. What is the primary intermolecular force present in liquid water?
A.
Ionic bonds
B.
Covalent bonds
C.
Hydrogen bonds
D.
Van der Waals forces
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Solution
Water molecules are held together primarily by hydrogen bonds.
Correct Answer:
C
— Hydrogen bonds
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Q. What is the primary intermolecular force present in liquids?
A.
Ionic bonds
B.
Covalent bonds
C.
Dispersion forces
D.
Dipole-dipole interactions
Show solution
Solution
Liquids primarily exhibit dipole-dipole interactions due to the presence of polar molecules.
Correct Answer:
D
— Dipole-dipole interactions
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